| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 22 |
| Registration plate lamp issues | 10 |
| Headlamp aim out of alignment | 7 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 2 |
| Offside Rear brake disc excessively scored |3.5.1h| | 2 |
| Brakes imbalanced across an axle | 2 |
| Rear parking brake recording little or no effort | 2 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 2 |
| Trailer electrical socket insecure |1.9.3a| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Emissions not tested |7.0| | 1 |
| Registration plate issues | 1 |
| Offside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Rear An item not tested |Manual| | 1 |
| Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Brake hose has insufficient room to move | 1 |
| Rear Fuel pipe leaking |7.2.3| | 1 |
| Nearside Outer Front Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Rear Brake linkage has restricted free movement |3.5.1k| | 1 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Brake hose damaged | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Braking system leaking |3.6.A.1| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Towbar component insecure |6.6.1| | 1 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Brake valve insecurely mounted |3.6.A.2a| | 1 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Front brake application uneven | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Lower Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Lower Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Steering column top mounting bracket insecure |2.1.2d| | 1 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |